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kernel/linux-rt-4.4.41/drivers/firmware/efi/libstub/efistub.h 1.47 KB
5113f6f70   김현기   kernel add
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  #ifndef _DRIVERS_FIRMWARE_EFI_EFISTUB_H
  #define _DRIVERS_FIRMWARE_EFI_EFISTUB_H
  
  /* error code which can't be mistaken for valid address */
  #define EFI_ERROR	(~0UL)
  
  void efi_char16_printk(efi_system_table_t *, efi_char16_t *);
  
  efi_status_t efi_open_volume(efi_system_table_t *sys_table_arg, void *__image,
  			     void **__fh);
  
  efi_status_t efi_file_size(efi_system_table_t *sys_table_arg, void *__fh,
  			   efi_char16_t *filename_16, void **handle,
  			   u64 *file_sz);
  
  efi_status_t efi_file_read(void *handle, unsigned long *size, void *addr);
  
  efi_status_t efi_file_close(void *handle);
  
  unsigned long get_dram_base(efi_system_table_t *sys_table_arg);
  
  efi_status_t update_fdt(efi_system_table_t *sys_table, void *orig_fdt,
  			unsigned long orig_fdt_size,
  			void *fdt, int new_fdt_size, char *cmdline_ptr,
  			u64 initrd_addr, u64 initrd_size,
  			efi_memory_desc_t *memory_map,
  			unsigned long map_size, unsigned long desc_size,
  			u32 desc_ver);
  
  efi_status_t allocate_new_fdt_and_exit_boot(efi_system_table_t *sys_table,
  					    void *handle,
  					    unsigned long *new_fdt_addr,
  					    unsigned long max_addr,
  					    u64 initrd_addr, u64 initrd_size,
  					    char *cmdline_ptr,
  					    unsigned long fdt_addr,
  					    unsigned long fdt_size);
  
  void *get_fdt(efi_system_table_t *sys_table, unsigned long *fdt_size);
  
  void efi_get_virtmap(efi_memory_desc_t *memory_map, unsigned long map_size,
  		     unsigned long desc_size, efi_memory_desc_t *runtime_map,
  		     int *count);
  
  #endif